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→Step 5 Coding & Wiring
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[[File:laser_step8.png|700px|]] | [[File:laser_step8.png|700px|]] | ||
Coding: Install the library [[Media:DFR_Key.zip|LCD shield Library]]for the LCD shield ( detailed installation steps can be found in the | Coding: Install the library [[Media:DFR_Key.zip|(LCD shield Library)]]for the LCD shield ( detailed installation steps can be found in the | ||
“READ ME”). And also writing the function of if receive the ‘S’ from the serial port. | “READ ME”). And also writing the function of if receive the ‘S’ from the serial port. | ||